Home / 777,014,787.40-1,165,495,224.30-194,754,128.20

Finding the Fourth Proportional to 777,014,787.40, 1,165,495,224.30 and 194,754,128.20

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Solution

The fourth proportional to 777,014,787.40, 1,165,495,224.30 and 194,754,128.20 is: 292,124,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,014,787.40 : 1,165,495,224.30 = 194,754,128.20 : x
  2. Step 2: Convert to fraction form
    777,014,787.40/1,165,495,224.30 = 194,754,128.20/x
  3. Step 3: Cross multiply
    777,014,787.40x = 1,165,495,224.30 × 194,754,128.20
  4. Step 4: Simplify right side
    777,014,787.40x = 226,985,006,329,809,920
  5. Step 5: Solve for x
    x = 226,985,006,329,809,920/777,014,787.40
  6. Step 6: Final answer
    x = 292,124,435.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.